It’s two and a half weeks since the exchange students __________ Taixing.
| A．arrived | B．reached | C．have been in | D．have arrived in |
---- Someone is knocking at the door.
---- It ______ be Tom. He is still in the school.
| A．can’t | B．mustn’t |
| C．could not | D．might; not |
— Don’t forget to give my best wishes to your family. — No, ____________.
| A．I don’t | B．I won’t |
| C．I can’t | D．I haven’t |
－ ________does Mary usually go to the M usic Club?－Once a week.
| A．How often | B．How long |
| C．How far | D．How much |
—______? —He is very friendly and generous.
| A．What is Hepburn like | B．What does Hepburn like |
| C．How does Hepburn like | D．How is Hepburn like |
We hope _______ members of the Red Cross.
| A．you to be | B．to be | C．you be | D．being |